package com.yanyeori.framework.jira.jiraclient;

import net.sf.json.JSON;
import net.sf.json.JSONObject;

/**
 * Represents issue votes.
 */
public class Votes extends Resource {

    private int votes = 0;
    private boolean hasVoted = false;

    /**
     * Creates votes from a JSON payload.
     *
     * @param restclient REST client instance
     * @param json       JSON payload
     */
    protected Votes(RestClient restclient, JSONObject json) {
        super(restclient);

        if (json != null)
            deserialise(json);
    }

    private void deserialise(JSONObject json) {
        self = Field.getString(json.get("self"));
        id = Field.getString(json.get("id"));
        votes = Field.getInteger(json.get("votes"));
        hasVoted = Field.getBoolean(json.get("hasVoted"));
    }

    /**
     * Retrieves the given votes record.
     *
     * @param restclient REST client instance
     * @param issue      Internal JIRA ID of the issue
     * @return a votes instance
     * @throws JiraException when the retrieval fails
     */
    public static Votes get(RestClient restclient, String issue) throws JiraException {
        JSON result;

        try {
            result = restclient.get(getBaseUri() + "issue/" + issue + "/votes");
        } catch (Exception ex) {
            throw new JiraException("Failed to retrieve votes for issue " + issue, ex);
        }

        if (!(result instanceof JSONObject))
            throw new JiraException("JSON payload is malformed");

        return new Votes(restclient, (JSONObject) result);
    }

    @Override
    public String toString() {
        return Integer.toString(getVotes());
    }

    public int getVotes() {
        return votes;
    }

    public boolean hasVoted() {
        return hasVoted;
    }
}
